A: input voltage more than output voltage, charging current less than loading current.

Q9. Why your unit price is higher than other supplier?

A: Alto and Audi are cars, also four wheels cars. Why Audi price higher than Alto? The same token, our Fangpusun solar charge controller unit price higher than other suppliers, so products quality higher than other supplier. We believe in the right balance between quality and price, we offer competitively priced systems while maintaining our high standard of quality.

A: GEL and AGM battery are all available. Solsum E, Solsum F, Solarix PRS, SOlarix MPPT these these 4 series also could setting for Li battery.

Q11. Engineering expertise

A: In Fangpusun we know that every project is different. Our solar experts with 10 years experience. will conduct a solar site analysis using the latest tools in the industry to ensure the maximum performance of your solar system. Give you the best suggestion, recommend suitable model for you.

Q12. What about your sale service?

A: Developing long-lasting relations with our customers is of utmost importance to us. We are committed to providing you with excellent all-round services, before, during and after the installation of your renewable energy syste.